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Old 08-01-2008, 10:24 AM   #5 (permalink)
SuperTrooper
Master EcoModder
 
Join Date: May 2008
Location: Auburn, NH
Posts: 451

Wicked Wanda - '99 VW Beetle GLS
90 day: 29.59 mpg (US)

Green Monster - '99 Ford Explorer Sport
90 day: 16.73 mpg (US)

Dad's Taxi - '99 Honda Odyssey EX
90 day: 24.23 mpg (US)
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These devices are called carb spacers and are a very common method of tuning carb engines. Here is a very good article from PHR about spacers and what they do:

Best Carb Spacer Cheap Horse Power - Popular Hot Rodding Magazine
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